This work is a remake of Doraemon Movie 06: Nobita no Little Star Wars released in 1985.
Doraemon the Movie 2021: Nobita's Space War (Little Star Wars), Doraemon the Movie 2021: Nobita no Uchuu Shou Sensou, 映画ドラえもん のび太の宇宙小戦争（リトルスターウォーズ） 2021 Doraemon the Movie 2021: Nobita's Space War (Little Star Wars)
